The use of a yellow-headed vulture, named Pinhead, and Mary's plunge into a bath are over-the-top touches.

WSJ: Review: There's something (weird) about Mary

This enables the protein shell of the virus to be analysed at the atomic level - something a billion times smaller than a pinhead.

BBC: Synchrotron yields 'safer' vaccine

Goodfellow's unit has so miniaturized the mass screening of such compounds that machines now replicate the countless experiments in pinhead-size droplets--1, 536 tiny wells on envelope-size plates--a process that formerly took humans untold man-hours.

FORBES: Magazine Article

Much like the geeks are trying to tell the US politicians why their misguided legislation is flawed, will not work, and is far to broad a sledgehammer to tap away at a pinhead.

FORBES: Wikipedia's #SOPA Blackout Shows Why SOPA Can Never Work in the Real World

In 2009 and 2010 it failed to find a single deserving candidate, and in 2011 it did so only by venturing offshore to award it to Pedro Pires, the outgoing president of the pinhead-size islands of Cape Verde.

WSJ: The Real Legacy of Nelson Mandela

Nektar therapeutic's engineering feat--the first insulin inhaler for adult diabetics--required inventing a way to turn liquid insulin into a powder of uniform particles just 2 microns wide (one one-thousandth the width of a pinhead), each containing hundreds of millions of stable insulin molecules.

FORBES: The Impossible Made Possible

Sir Peter said: "We need a wider interpretation of the definition of 'occupational requirement', " adding that currently, if chief constables wanted to recruit officers who had an understanding of a particular national or ethnic group, they had to "dance on a legal pinhead" to do so.

BBC: Police chief Dal Babu criticises ethnic recruitment